Package net.shibboleth.utilities.java.support.codec

Class Base64SupportTest

java.lang.Object

net.shibboleth.utilities.java.support.codec.Base64SupportTest

public class Base64SupportTest
extends Object

Base64Support unit test.

Field Summary

Fields

Modifier and Type	Field	Description
private static String	CHUNCKED_ENCODED_TEXT
private static String	EMPTY_STRING	Empty string.
private static String	INVALID_BASE64	Invalid base64, should not produce a result.
private static String	INVALID_BASE64_TRAILING	Invalid base64 string as it has invalid trailing digits.
private static byte[]	PLAIN_BYTES
private static String	PLAIN_TEXT	A plain text string to be encoded.
private static String	UNCHUNCKED_ENCODED_BYTES
private static String	UNCHUNCKED_ENCODED_TEXT	Encoded version of the plain text.
private static String	URLSAFE_UNCHUNCKED_ENCODED_BYTES
private static String	URLSAFE_UNCHUNCKED_ENCODED_TEXT

Constructor Summary

Constructors

Constructor	Description
Base64SupportTest()

Method Summary

Modifier and Type	Method	Description
void	setUp()
void	testDecode()	Test Base64 decoding content.
void	testDecodeInvalidInput()	Test that an invalid base64 input string does not return a response, instead throwing a DecodingException.
void	testDecodeInvalidTrailingBitsInput()	Test that when the last encoded character (before the paddings if any) is a valid base 64 alphabet but not a possible value, a DecodingException is thrown.
void	testDecodeNullInput()	Test a null string argument violates the method contract and throws a ConstraintViolationException.
void	testDecodeURLSafe()	Test Base64 decoding content.
void	testEmptyDecodedOutput()	Test that an empty input produces a byte array of 0 length.
void	testEncode()	Test Base64 encoding content.
void	testEncodeEmptyByteArray()	Test encoding an empty byte array produces an empty string and does not throw any exceptions.
void	testEncodeNullInput()	Test a null byte array argument violates the method contract and throws a ConstraintViolationException.
void	testEncodeURLSafe()	Test Base64 encoding content.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

PLAIN_TEXT

private static final String PLAIN_TEXT

A plain text string to be encoded.

See Also:

Constant Field Values

UNCHUNCKED_ENCODED_TEXT

private static final String UNCHUNCKED_ENCODED_TEXT

Encoded version of the plain text.

See Also:

Constant Field Values

CHUNCKED_ENCODED_TEXT

private static final String CHUNCKED_ENCODED_TEXT

See Also:

Constant Field Values

URLSAFE_UNCHUNCKED_ENCODED_TEXT

private static final String URLSAFE_UNCHUNCKED_ENCODED_TEXT

See Also:

Constant Field Values

PLAIN_BYTES

private static byte[] PLAIN_BYTES

UNCHUNCKED_ENCODED_BYTES

private static final String UNCHUNCKED_ENCODED_BYTES

See Also:

Constant Field Values

URLSAFE_UNCHUNCKED_ENCODED_BYTES

private static final String URLSAFE_UNCHUNCKED_ENCODED_BYTES

See Also:

Constant Field Values

INVALID_BASE64_TRAILING

private static final String INVALID_BASE64_TRAILING

Invalid base64 string as it has invalid trailing digits. Correctly fails with commons-codec 1.14 and greater.

See Also:

CODEC-270, Constant Field Values

INVALID_BASE64

private static final String INVALID_BASE64

Invalid base64, should not produce a result.

See Also:

Constant Field Values

EMPTY_STRING

private static final String EMPTY_STRING

Empty string.

See Also:

Constant Field Values

Constructor Detail

Base64SupportTest

public Base64SupportTest()

Method Detail

setUp

@BeforeClass
public void setUp()
           throws org.apache.commons.codec.DecoderException

Throws:

org.apache.commons.codec.DecoderException

testEncode

public void testEncode()
                throws EncodingException

Test Base64 encoding content.

Throws:

EncodingException - on encoding failure

testEncodeEmptyByteArray

public void testEncodeEmptyByteArray()
                              throws EncodingException

Test encoding an empty byte array produces an empty string and does not throw any exceptions.

Throws:

EncodingException - on encoding failure. Should not happen.

testEncodeNullInput

public void testEncodeNullInput()
                         throws EncodingException

Test a null byte array argument violates the method contract and throws a ConstraintViolationException.

Throws:

EncodingException - on encoding failure.

testDecodeNullInput

public void testDecodeNullInput()
                         throws DecodingException

Test a null string argument violates the method contract and throws a ConstraintViolationException.

Throws:

DecodingException - on decoding failure.

testDecode

public void testDecode()
                throws DecodingException

Test Base64 decoding content.

Throws:

DecodingException - on decoding failure.

testDecodeInvalidInput

public void testDecodeInvalidInput()
                            throws DecodingException

Test that an invalid base64 input string does not return a response, instead throwing a DecodingException.

Throws:

DecodingException - on decoding failure.

testEmptyDecodedOutput

public void testEmptyDecodedOutput()
                            throws DecodingException

Test that an empty input produces a byte array of 0 length.

Throws:

DecodingException - on decoding failure.

testDecodeInvalidTrailingBitsInput

public void testDecodeInvalidTrailingBitsInput()
                                        throws DecodingException

Test that when the last encoded character (before the paddings if any) is a valid base 64 alphabet but not a possible value, a DecodingException is thrown.

Throws:

DecodingException - on decoding failure.

testEncodeURLSafe

public void testEncodeURLSafe()
                       throws EncodingException

Test Base64 encoding content.

Throws:

EncodingException - thrown if failure to base64 encode

testDecodeURLSafe

public void testDecodeURLSafe()
                       throws DecodingException

Test Base64 decoding content.

Throws:

DecodingException - on decoding failure.